#include<iostream>
using namespace std;

void main10() {
	int arr[] = { 9,8,7,6,5,4,3,2,1 };
	int length = sizeof(arr) / sizeof(arr[0]);
	for (int i = 0; i < length-1; i++)
	{
		for (int j = 0; j < length-1-i; j++)
		{
			if (arr[j] > arr[j + 1]) {
				int temp = arr[j];
				arr[j] = arr[j + 1];
				arr[j + 1] = temp;
			}
		}
	}

	for (int i = 0; i <= length-1; i++)
	{
		cout << arr[i] << "\t";
	}


}